summaryrefslogtreecommitdiff
path: root/include/asm-arm/arch-at91/at91_pit.h
diff options
context:
space:
mode:
authorStefan Roese <sr@denx.de>2008-08-13 06:47:12 +0200
committerStefan Roese <sr@denx.de>2008-08-13 06:47:12 +0200
commit5a7ddf4e1fb9347f783eb1473c30187d7a22bd81 (patch)
tree5e30fc06d7bbd5b382b1a7b89f57cd81a5246f32 /include/asm-arm/arch-at91/at91_pit.h
parent9939ffd5fbf1f5aff4d8172531d4fc33797c62c8 (diff)
parent8641ff266ae6638da201747c239fd39ba34c4958 (diff)
Merge branch 'master' of /home/stefan/git/u-boot/u-boot
Diffstat (limited to 'include/asm-arm/arch-at91/at91_pit.h')
-rw-r--r--include/asm-arm/arch-at91/at91_pit.h32
1 files changed, 32 insertions, 0 deletions
diff --git a/include/asm-arm/arch-at91/at91_pit.h b/include/asm-arm/arch-at91/at91_pit.h
new file mode 100644
index 00000000000..94dd242a5fb
--- /dev/null
+++ b/include/asm-arm/arch-at91/at91_pit.h
@@ -0,0 +1,32 @@
+/*
+ * [origin: Linux kernel include/asm-arm/arch-at91/at91_pit.h]
+ *
+ * Copyright (C) 2007 Andrew Victor
+ * Copyright (C) 2007 Atmel Corporation.
+ *
+ * Periodic Interval Timer (PIT) - System peripherals regsters.
+ * Based on AT91SAM9261 datasheet revision D.
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation; either version 2 of the License, or
+ * (at your option) any later version.
+ */
+
+#ifndef AT91_PIT_H
+#define AT91_PIT_H
+
+#define AT91_PIT_MR (AT91_PIT + 0x00) /* Mode Register */
+#define AT91_PIT_PITIEN (1 << 25) /* Timer Interrupt Enable */
+#define AT91_PIT_PITEN (1 << 24) /* Timer Enabled */
+#define AT91_PIT_PIV (0xfffff) /* Periodic Interval Value */
+
+#define AT91_PIT_SR (AT91_PIT + 0x04) /* Status Register */
+#define AT91_PIT_PITS (1 << 0) /* Timer Status */
+
+#define AT91_PIT_PIVR (AT91_PIT + 0x08) /* Periodic Interval Value Register */
+#define AT91_PIT_PIIR (AT91_PIT + 0x0c) /* Periodic Interval Image Register */
+#define AT91_PIT_PICNT (0xfff << 20) /* Interval Counter */
+#define AT91_PIT_CPIV (0xfffff) /* Inverval Value */
+
+#endif